表达式1: left parenthesis, StartFraction, "x" Over 2 left parenthesis, "x" minus 1 , right parenthesis , EndFraction , right parenthesis squared plus StartFraction, "x" Over 2 left parenthesis, "x" minus 1 , right parenthesis , EndFraction minus 3 quartersx2x−12+x2x−1−34
1
标签 left parenthesis, 0.7 5 , 0 , right parenthesis0.75,0
标签:
2
3
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技术支持
left parenthesis, 0.7 5 , 0 , right parenthesis0.75,0